CN210950096U - High-pressure multifunctional pressure relief valve - Google Patents
High-pressure multifunctional pressure relief valve Download PDFInfo
- Publication number
- CN210950096U CN210950096U CN201922055377.8U CN201922055377U CN210950096U CN 210950096 U CN210950096 U CN 210950096U CN 201922055377 U CN201922055377 U CN 201922055377U CN 210950096 U CN210950096 U CN 210950096U
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- Prior art keywords
- joint
- valve
- valve body
- sealing
- pressure
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- Expired - Fee Related
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Abstract
The utility model belongs to the technical field of relief valves, especially high-pressure multifunctional relief valve, including the valve body, the left side of valve body is provided with the feed liquor joint, the right side of valve body is provided with liquid outlet joint, the top of valve body is provided with the seal groove, is provided with the third passageway on the feed liquor joint, the third passageway is communicated with the seal groove, be provided with the first passageway on the liquid outlet joint, the first passageway is communicated with the seal groove through the second passageway, the bottom of valve body is provided with the blowdown joint, the blowdown joint is communicated with the first passageway, the sealed valve clack that is provided with in the seal groove, the upper end of valve clack is provided with the valve rod, threaded connection has the lock nut on the seal groove, the valve rod is connected with the lock nut in a; the utility model discloses an open and close, pressure release, blowdown etc. function two sets of valve combination on a valve body. The pipeline connecting device has the advantages of saving a large amount of cost, being simple and convenient to install and being capable of being installed at any position in a pipeline in any direction.
Description
Technical Field
The utility model relates to a relief valve technical field especially relates to high-pressure multifunctional relief valve, extensively is used for trades such as oil, chemical industry, electric power, metallurgy, food, medicine, gently spin, papermaking, and the medium is the special multifunctional relief valve of disconnected medium and intercommunication medium on various medium industry pipe networks such as coal gas, air, steam, water, sea water, oil.
Background
The pipeline control system effectively overcomes the defects of high pressure and large space position in industrial pipe networks of industrial departments such as petroleum, chemical industry, electric power, metallurgy, food, medicine, light textile, paper making and the like in China, particularly when a space device is installed.
The traditional pressure release valve has incomplete functions, is not high-pressure resistant and inconvenient to connect, and has high maintenance cost.
In order to solve the problems, the application provides the high-pressure multifunctional pressure release valve.
SUMMERY OF THE UTILITY MODEL
Objects of the invention
For solving the technical problem who exists among the background art, the utility model provides a high-pressure multifunctional pressure relief valve has and opens and close, pressure release, the characteristics of blowdown function two sets of valve combinations on a valve body.
(II) technical scheme
For solving the problem, the utility model provides a high-pressure multifunctional pressure relief valve, which comprises a valve body, the left side of valve body is provided with the feed liquor joint, the right side of valve body is provided with out the liquid joint, the top of valve body is provided with the seal groove, be provided with the third channel on the feed liquor joint, third channel and seal groove intercommunication, it is provided with first passageway on the liquid joint, first passageway passes through second passageway and seal groove intercommunication, the bottom of valve body is provided with the blowdown and connects, the blowdown connects and is linked together with first passageway, the sealed valve clack that is provided with in the seal groove, the upper end of valve clack is provided with the valve rod threaded connection has the lock nut on the seal groove, the valve rod is connected with lock nut screw-thread fit, the upper end fixed fit of valve.
Preferably, the valve rod is provided with a plurality of O type sealing washer with the junction of piecing together the nut, adopts the synthetic sealing material of reinforcing PPL + O type sealing washer integrated configuration, guarantees the leakproofness of multi-functional relief valve under high-pressure operating mode strip. The sealing reliability and the long service life are ensured. The fluid resistance is small, the opening and closing are rapid and convenient, the multifunctional pressure release valve completes the full opening or closing action, and the rapid opening and closing is realized.
Preferably, a sealing gasket is arranged at the joint of the splicing nut and the valve body.
Preferably, the lower end of the sewage draining joint is in threaded fit with a sealing plug, and the sealing plug is in sealing connection with the sewage draining joint.
Preferably, the liquid inlet joint is hermetically connected with an external liquid inlet pipeline, and a sealing ring is arranged in the liquid inlet joint.
Preferably, the liquid outlet joint is hermetically connected with an external liquid outlet pipeline, and a sealing ring is also arranged in the liquid outlet joint.
The above technical scheme of the utility model has following profitable technological effect:
1. two sets of valves with opening and closing, pressure relief and pollution discharge functions are combined on a valve body; a large amount of cost is saved, the installation is simple and convenient, and the device can be installed at any position in the pipeline in any direction;
2. and the screw thread form is adopted, so that the quick connection and the disassembly and the replacement are convenient.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Part name in the figure: 1. sealing the plug; 2. a valve body; 3. a first channel; 4. a second channel; 5. a valve stem; 6. a type 0 seal ring; 7. a gasket; 8. the nut is assembled tightly; 9. a hand wheel; 10 valve clack; 11. a liquid inlet joint; 12. a third channel; 13. a pollution discharge joint.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
As shown in fig. 1, the utility model provides a high-pressure multifunctional pressure relief valve, including valve body 2, the left side of valve body 2 is provided with liquid inlet joint 11, the right side of valve body 2 is provided with liquid outlet joint, the top of valve body 2 is provided with the seal groove, be provided with third channel 12 on the liquid inlet joint 11, third channel 12 communicates with the seal groove, be provided with first passageway 3 on the liquid outlet joint, first passageway 3 communicates with the seal groove through second passageway 4, the bottom of valve body 2 is provided with blowdown joint 13, blowdown joint 13 is linked together with first passageway 3, the sealed valve clack 10 that is provided with in the seal groove, the upper end of valve clack 10 is provided with valve rod 5 and screwed connection has a lock nut 8 on the seal groove, adopt the screw thread form; the valve rod 5 is in threaded fit connection with the tightening nut 8, and the upper end of the valve rod 5 is fixedly matched with a hand wheel 9;
the whole forging structure that adopts guarantees holistic intensity, and the length of whole multi-functional relief valve only has 1/3 of ordinary multi-functional relief valve.
In this embodiment, it should be explained that the junction of valve rod 5 and the assembly nut 8 is provided with a plurality of O type sealing washer 6, adopts the synthetic sealing material of reinforcing PPL + O type sealing washer integrated configuration, guarantees the leakproofness of multi-functional relief valve under high-pressure operating mode strip. The sealing reliability and the long service life are ensured. The fluid resistance is small, the opening and closing are rapid and convenient, the multifunctional pressure release valve completes the full opening or closing action, and the rapid opening and closing is realized.
In this embodiment, it should be noted that a sealing gasket 7 is disposed at a joint of the split nut 8 and the valve body 2.
In this embodiment, it should be noted that the lower end of the sewage draining joint 13 is in threaded fit with the sealing plug 1, and the sealing plug 1 is connected with the sewage draining joint 13 in a sealing manner.
In this embodiment, it should be noted that the liquid inlet joint 11 is hermetically connected to an external liquid inlet pipeline, and a sealing ring is disposed in the liquid inlet joint 11.
In this embodiment, it should be noted that the liquid outlet joint is hermetically connected to an external liquid outlet pipe, and a sealing ring is also disposed in the liquid outlet joint.
In the scheme of the utility model, the first channel 3 is communicated with the sealing groove through the second channel 4, the bottom of the valve body 2 is provided with a sewage connector 13, the sewage connector 13 is communicated with the first channel 3, the sealing groove is internally provided with a valve clack 10 in a sealing way, the upper end of the valve clack 10 is provided with a valve rod 5, and the sealing groove is connected with a tightening nut 8 in a threaded way, thereby being convenient and fast to connect and disassemble and replace; the valve rod 5 is connected with the tightening nut 8 in a threaded fit mode, the upper end of the valve rod 5 is fixedly matched with a hand wheel 9, and two sets of valves with the functions of opening and closing, pressure relief, pollution discharge and the like are combined on one valve body. Save a large amount of costs, simple installation can install in the arbitrary position in the pipeline with arbitrary direction, through hand wheel 9, drives valve rod 5, just so can realize opening or closing of valve flow channel, realizes the pressure release, realizes the blowdown through blowdown joint 13 to carry out the control to the pipeline.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The high-pressure multifunctional pressure relief valve comprises a valve body (2) and is characterized in that a liquid inlet joint (11) is arranged on the left side of the valve body (2), a liquid outlet joint is arranged on the right side of the valve body (2), a sealing groove is formed in the top of the valve body (2), a third channel (12) is arranged on the liquid inlet joint (11), the third channel (12) is communicated with the sealing groove, a first channel (3) is arranged on the liquid outlet joint, the first channel (3) is communicated with the sealing groove through a second channel (4), a sewage discharge joint (13) is arranged at the bottom of the valve body (2), the sewage discharge joint (13) is communicated with the first channel (3), a valve clack (10) is arranged in the sealing groove in a sealing manner, a valve rod (5) is arranged at the upper end of the valve clack (10), and a tightening nut (, the valve rod (5) is connected with the tightening nut (8) in a threaded fit mode, and a hand wheel (9) is fixedly matched with the upper end of the valve rod (5).
2. The high-pressure multifunctional pressure relief valve according to claim 1 is characterized in that a plurality of O-shaped sealing rings (6) are arranged at the joint of the valve rod (5) and the split nut (8).
3. The high-pressure multifunctional pressure relief valve according to claim 1 or 2 is characterized in that a sealing gasket (7) is arranged at the joint of the split nut (8) and the valve body (2).
4. The high-pressure multifunctional pressure relief valve according to claim 3 is characterized in that a sealing plug (1) is in threaded fit with the lower end of the sewage draining joint (13), and the sealing plug (1) is in sealing connection with the sewage draining joint (13).
5. The high-pressure multifunctional pressure relief valve according to claim 1 is characterized in that the liquid inlet joint (11) is hermetically connected with an external liquid inlet pipeline, and a sealing ring is arranged in the liquid inlet joint (11).
6. The high-pressure multifunctional pressure relief valve according to claim 5 is characterized in that the liquid outlet joint is connected with an external liquid outlet pipeline in a sealing manner, and a sealing ring is also arranged in the liquid outlet joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922055377.8U CN210950096U (en) | 2019-11-25 | 2019-11-25 | High-pressure multifunctional pressure relief valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922055377.8U CN210950096U (en) | 2019-11-25 | 2019-11-25 | High-pressure multifunctional pressure relief valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210950096U true CN210950096U (en) | 2020-07-07 |
Family
ID=71397604
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922055377.8U Expired - Fee Related CN210950096U (en) | 2019-11-25 | 2019-11-25 | High-pressure multifunctional pressure relief valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210950096U (en) |
-
2019
- 2019-11-25 CN CN201922055377.8U patent/CN210950096U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200707 Termination date: 20211125 |